At age 85, Lyle's immune system does not respond to vaccines as well as it did when he was younger. The atrophy of which endocrine gland is likely responsible for this?

A) thyroid
B) thymus
C) adrenal
D) anterior pituitary


B

Anatomy & Physiology

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There are 7 tarsals in each foot, and 8 carpals in each hand, but the upper limb and the lower limb contain the same number of bones.  How can this be explained?

A. The arm contains 1 bone, while the thigh contains 2 bones. B. The forearm contains 2 bones, but the leg contains only 1 bone. C. The foot contains 1 more metatarsal than the hand. D. The upper limb has no counterpart for the patella. E. The foot contains 1 more phalanx than the hand.

Anatomy & Physiology

Which of the following features is more pronounced in the male pelvis?

A) Thickness B) Shape of pelvic inlet C) Angle of greater sciatic notch D) Subpubic angle

Anatomy & Physiology

The expandable outer portion of each atrium is called a(n)

auricle postcava semilunar valve base of the heart none of the choices are correct

Anatomy & Physiology

During the stress response, glucocorticoids assist in.

A) increasing blood glucose levels and stabilizing blood pressure. B) maintaining normal cerebral function. C) stimulating increased secretion of aldosterone and insulin. D) preventing excessive secretion of epinephrine.

Anatomy & Physiology