The thymus gland secretes hormones called _____ that _______

A) thyroxines; control metabolism
B) melatonins; control circadian rhythms
C) thymosins; control production and differentiation of white blood cells
D) prostaglandins; control strength


C

Anatomy & Physiology

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In the body, Na+ ions behave as if they are nonpenetrating solutes because they are actively transported out of cells.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Structure #1 represents the


A) ribosomes.
B) microvilli.
C) cilia.
D) Golgi apparatus.
E) cytoskeleton.

Anatomy & Physiology

Myofibrils are made primarily of

A) actin and myosin. B) epimysium. C) ATP and ADP. D) troponin. E) tropomyosin.

Anatomy & Physiology

Which organ is part of the endocrine and digestive system?

A. Pituitary B. Adrenal gland C. Thyroid D. Pancreas

Anatomy & Physiology