The right AV valve is known as the:
A) aortic semilunar valve
B) tricuspid valve
C) mitral valve
D) pulmonary semilunar valve
E) bicuspid valve
Ans: B) tricuspid valve
Anatomy & Physiology
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Which steroid is secreted by the adrenal cortex to increase reabsorption of sodium ions?
A. Antidiuretic hormone B. Aldosterone C. Adrenaline D. Angiotensin
Anatomy & Physiology
Fast fibers
A) have loosely packed myofibrils. B) have a high concentration of myoglobin. C) have many mitochondria. D) have high glycogen reserves. E) are about half the diameter of slow fibers.
Anatomy & Physiology
Under normal conditions, T lymphocytes in an adult are primarily found in the ________.
A. thymus B. blood C. lymph nodes and spleen D. bone marrow
Anatomy & Physiology
The five cavities of the head are cranial, oral, nasal, middle ear, and ________.
What will be an ideal response?
Anatomy & Physiology