In primary hyposecretion of thyroid hormones,
a. levels of thyroid hormones in the blood decrease.
b. levels of TRH in the blood decrease.
c. levels of TSH in the blood decrease.
d. all of the above are true.
e. non of the above is true.
Ans: a. levels of thyroid hormones in the blood decrease.
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The hypothalamus is a region of the brain controlling many aspects of the endocrine system. It works closely with the pituitary gland. The hypothalamus is directly superior to the pituitary and is therefore ________
A) the only region of the brain that is outside of the skull B) superior to the crista galli C) inferior to the cribriform plate D) superior to the sella turcica
The patient is 52 years old and has a history of hypertension. His cholesterol level is 245. He states his job is very stressful and he is recently going through a divorce. He admits to being overweight and has an inactive lifestyle. His father died of a stroke at age 60. He is worried about having a heart attack and/or stroke and wishes to change his lifestyle. The nurse encourages the patient to eat more fish. Explain why eating more fish would be of benefit for this patient.
What will be an ideal response?
In a normal heart, what is the average amount of blood that's left in the ventricle at the end of systole when ejection is complete?
a. 155 mL b. 125 mL c. 95 mL d. 65 mL e. 45 mL
In your own words restate and explain Cannon's four postulates for maintaining homeostasis.
What will be an ideal response?