When you are outside on a hot, humid day, what body changes occur to help your body temperature return to normal?
a. The blood vessels in your skin constrict.
b. The sweat glands release sweat.
c. Nerve impulses are sent to muscles to cause shivering.
d. The smooth muscle associated with hair follicles contracts, causing goose bumps.
b. The sweat glands release sweat.
You might also like to view...
The canal that runs through the core of each osteon (the Haversian canal) is the site of ________
A) cartilage and interstitial lamellae B) osteoclasts and osteoblasts C) yellow marrow and spicules D) blood vessels and nerve fibers
Projection fibers in the brain mainly connect the right and left hemispheres
Indicate whether the statement is true or false
Which of the following respiratory volumes or capacities is equal to the sum of the expiratory reserve volume (ERV) and the residual volume (RV)?
A. Functional residual capacity (FRC) B. Inspiratory capacity (IC) C. Total lung capacity (TLC) D. Expiratory capacity (EC) E. Vital capacity (VC)
Keto-acids are produced from amino acids through ________.
A. beta-oxidation B. phosphorylation C. transamination D. oxidative deamination