Which of the following events occurs at the start of diastole?

Questions 27

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Health Assessment and Physical Examination Test Bank Questions

Question 1 of 9

Which of the following events occurs at the start of diastole?

Correct Answer: B

Rationale: At the start of diastole, the ventricles relax and begin to fill with blood from the atria. As this relaxation phase begins, the pulmonic valve opens to allow blood to flow from the right ventricle to the pulmonary artery and then to the lungs for oxygenation. This marks the beginning of diastole, the period of the cardiac cycle when the heart is filling with blood. The closure of the tricuspid valve, closure of the aortic valve, and production of the first heart sound (S1) occur during systole, the phase of the cardiac cycle when the heart is contracting to pump blood out to the body.

Question 2 of 9

A 23-year-old graduate student comes to your clinic for evaluation of a urethral discharge. As the provider, you need to get a sexual history. Which one of the following questions is inappropriate for eliciting the information?

Correct Answer: B

Rationale: While it is important to ask about recent sexual activity and whether it included sexual intercourse, using the term "intimate physical contact" is not specific enough. This question could potentially lead to misinterpretation or confusion regarding what types of activities are being referred to. It is more appropriate to directly ask about sexual intercourse when obtaining a sexual history. The other options are all appropriate questions to elicit information about the patient's sexual history.

Question 3 of 9

Jenny is one of your favorite patients who usually shares a joke with you and is nattily dressed. Today she is dressed in old jeans, lacks makeup, and avoids eye contact. To what do you attribute these changes?

Correct Answer: D

Rationale: The changes in Jenny's appearance and behavior, such as wearing old jeans, lack of makeup, and avoiding eye contact, are suggestive of potential signs of depression. When a person is feeling depressed, they may lose interest in their appearance, have changes in sleep patterns leading to fatigue, and exhibit avoidance behaviors like avoiding eye contact. It is essential to approach Jenny with empathy and offer support as depression can significantly impact one's well-being and daily functioning. It would be beneficial for Jenny to seek professional help and guidance to address any underlying issues causing her to feel this way.

Question 4 of 9

It started a few hours ago, and she has noted nausea with sensitivity to light; she has had headaches like this in the past, usually less than one per week, but not as severe. She does not know of any inciting factors. There has been no change in the frequency of her headaches. She usually takes an over- the-counter analgesic, and this results in resolution of the headache. Based on this description, what is the most likely diagnosis of the type of headache?

Correct Answer: B

Rationale: The description of the headache as starting a few hours ago, associated with nausea, sensitivity to light, and being severe in intensity suggests a migraine headache. Migraine headaches are often accompanied by these symptoms, known as migraine features. The fact that the patient experiences headaches like this less than once a week and typically uses over-the-counter analgesics to relieve them is also suggestive of migraines. Tension headaches typically present as a more mild to moderate, band-like pressure around the head, without the associated symptoms of nausea and sensitivity to light. Cluster headaches are characterized by excruciating pain around one eye, often accompanied by other symptoms like redness or tearing in the eye. Analgesic rebound headaches occur due to overuse of pain medications and typically present as daily headaches that improve with the same medication that caused them in the first place.

Question 5 of 9

A 28-year-old married clothing sales clerk comes to your clinic for her annual examination. She requests a refill on her birth control pills. Her only complaint is painless bleeding after intercourse. She denies any other symptoms. Her past medical history consists of two spontaneous vaginal deliveries. Her past six Pap smears have all been normal. She is married and has two children. Her mother is in good health and her father has high blood pressure. On examination you see a young woman appearing healthy and relaxed. Her vital signs are unremarkable and her head, eyes, ears, throat, neck, cardiac, lung, and abdominal examinations are normal. Visualization of the perineum shows no lesions or masses. Speculum examination shows a red mass at the os. On taking a Pap smear the mass bleeds easily. Bimanual examination shows no cervical motion tenderness and both ovaries are palpated and nontender. What is the most likely diagnosis for the abnormality of her cervix?

Correct Answer: C

Rationale: Given the patient's history and presentation, the most likely diagnosis for the abnormality seen on examination is a cervical polyp. Cervical polyps are benign growths that arise from the mucosal surface of the cervix. They are typically red or purple in color and can bleed easily, especially when touched, as in this case with the Pap smear causing bleeding. Cervical polyps are usually asymptomatic but can present with painless bleeding, particularly after intercourse. In this patient, the visualization of a red mass at the os during speculum examination and the finding of bleeding with manipulation support the diagnosis of a cervical polyp. Additionally, the absence of other significant findings on examination and the patient's overall healthy appearance further support this benign diagnosis. Further evaluation with possible removal of the polyp may be warranted for confirmation and to alleviate the bleeding symptoms.

Question 6 of 9

A patient presents for evaluation of a sharp, aching chest pain which increases with breathing. Which anatomic area would you localize the symptom to?

Correct Answer: A

Rationale: The symptom described - sharp, aching chest pain that increases with breathing - is typically associated with musculoskeletal issues. The pain worsening with breathing suggests a connection to the movements of the chest wall, which could involve the muscles, bones, or joints in that area. Conditions such as costochondritis (inflammation of the cartilage that connects a rib to the breastbone) or muscle strains in the chest wall are common causes of chest pain that worsens with breathing. This localization to the musculoskeletal system is based on the characteristics of the pain and how it is affected by breathing, helping to narrow down the differential diagnosis.

Question 7 of 9

His head, eyes, ears, nose, and throat examinations are unremarkable. His cardiac examination is normal. On examination of his chest, the diameter seems enlarged. Breath sounds are decreased throughout all lobes. Rhonchi are heard over all lung fields. There is no area of dullness and no increased or decreased fremitus. What thorax or lung disorder is most likely causing his symptoms?

Correct Answer: B

Rationale: The patient's presentation with an enlarged chest diameter, decreased breath sounds throughout all lobes, and the presence of rhonchi over all lung fields is suggestive of a chronic condition that affects the entire respiratory system. These findings are classic for COPD, a progressive lung disease characterized by airflow limitation. The breath sounds are decreased due to airflow obstruction, and the presence of rhonchi indicates mucus production and airway inflammation commonly seen in COPD. In contrast, a spontaneous pneumothorax would typically present with sudden chest pain and shortness of breath, often in a younger patient with risk factors such as smoking. Asthma would present with wheezing, shortness of breath, and possibly a history of atopy or allergies. Pneumonia would typically present with fever, cough, and focal findings on chest examination, such as crackles or bronchial breath sounds over a consolidated area. In

Question 8 of 9

Mrs. Fletcher comes to your office with unilateral pain during chewing, which is chronic. She does not have facial tenderness or tenderness of the scalp. Which of the following is the most likely cause of her pain?

Correct Answer: B

Rationale: Mrs. Fletcher's symptoms of unilateral pain during chewing, which is chronic, without facial tenderness or tenderness of the scalp are more suggestive of temporomandibular joint (TMJ) syndrome rather than other conditions listed. TMJ syndrome is characterized by pain and dysfunction of the jaw muscles and the joints that connect the jaw to the skull. The pain is often worsened by chewing or opening the mouth widely. In this case, the absence of facial tenderness or signs of temporal arteritis makes these conditions less likely. Trigeminal neuralgia typically presents with sudden, severe facial pain in the distribution of the trigeminal nerve. Tumor of the mandible would likely present with other symptoms such as swelling, bone destruction, or difficulty with mouth opening and chewing. Temporal arteritis usually presents with symptoms such as headache, scalp tenderness, and visual disturbances. Given Mrs. Fletcher's presentation,

Question 9 of 9

A high school soccer player "blew out his knee" when the opposing goalie's head and shoulder struck his flexed knee while the goalie was diving for the ball. All of the following structures were involved in some way in his injury, but which of the following is actually an extra-articular structure?

Correct Answer: D

Rationale: Tendons are the correct answer as they are an extra-articular structure. Tendons are fibrous connective tissue that attach muscles to bones, providing stability and transmitting forces during movements. In the context of the scenario provided, the player's knee injury involved structures within the joint such as the synovium (A), joint capsule (B), and juxta-articular bone (C), but the tendons (D) are located outside of the joint itself.

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