List of top Physiology Questions

Decreased Basal Metabolic Rate is seen in:

Lesions of the lateral cerebellum cause all of the following, except:

During cardiac imaging the phase of minimum motion of the heart is:

Insulin secretion is inhibited by:

Hot water bottle relieves pain of abdominal spasm by:

Maximum water reabsorption in the gastrointestinal tract occurs in:

Venous return to the heart during quiet standing is facilitated by all of the following factors, except:

Vitamin K dependent coagulation factors include:

During heavy exercise the cardiac output (CO) increases up to five fold while pulmonary arterial pressure rises very little. This physiological ability of the pulmonary circulation is best explained by:

The primary action of Nitric oxide (NO) in the gastrointestinal tract is:

All of the following statements about bronchial circulation are true, except:

An important non-respiratory function of the lungs is:

Which of the following is the primary site of production of Gastrin?

The following hormone does not have any intracellular receptor:

The neurons may get irreversibly damaged if exposed to significant hypoxia for

The laboratory report shows values of gonadotropin and ovarian hormone levels of the blood sample taken on day 20 of the menstrual cycle of a young woman. Whether her cycle was ovulatory or not may be validly assessed by the reported serum levels of

A 10 Degree Centigrade decrease in temperature causes a decrease in cerebral metabolic rate by

Prolactin secretion will be inhibited by

The production of cervical mucus is stimulated by

A travelling nerve impulse does not depolarize the area behind it, because

What is the mechanism by which hyperventilation may cause muscle spasm?

Respiratory physiology of a newborn is different from that of an adult by all of the following EXCEPT

Which combination of the following statements about presynaptic inhibition is TRUE?

1. Axoaxonal synapse mediated
2. Prolongs IPSP
3. Prolonged by anaesthesia
4. Not affected by pharmacological agents
5. It affects motor endplate potential
6. Decreased by strychnine
7. Decreased by picrotoxin

Injection of hypotonic saline into the carotid artery causes activation of the hypothalamus via which of the following?

What is NOT true with regard to semen analysis?