Within the eye, what innermost pigment layer contains nervous tissue?
a. vitreous humor
b. choroid
c. retina
d. sclera
e. cornea
c
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When ____________ become enclosed in lacunae, they become cells called _____________.
A. osteogenic cells; osteoblasts B. osteoblasts; osteoclasts C. osteoblasts; osteocytes D. osteocytes; osteoclasts E. osteocytes; osteoblasts
How does aging affect the endocrine system?
A. Secretory activity of endocrine glands decreases. B. Normal levels of hormones, particularly growth hormone and sex hormones, often decrease. C. Aging reduces the efficiency of endocrine system functions. D. Endocrine system imbalances can lead to weight gain or muscle loss. E. All of the choices are correct.
Eye movement is controlled by nerves that pass through which opening(s)?
A. The optic foramen B. The infraorbital foramen C. The incisive foramen D. The supraorbital notches E. The orbital fissures
In adults, an area of compact bone called the epiphyseal tract replaces the epiphyseal plate.
Answer the following statement true (T) or false (F)