Answer the following statement(s) true (T) or false (F)
1. Most neurons have multiple dendrites.
2. Unipolar neurons have only a single process leading away from the soma.
3. Oligodendrocytes serve the same purpose in the CNS that satellite cells do in the PNS.
4. Ependymal cells line the inner cavities of the CNS.
1. True
2. True
3. False
4. True
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The paired lungs occupy the mediastinum of the thoracic cavity
Indicate whether the statement is true or false
The chorion _____ and the amnion _____
A) is the part of the blastocyst that is not the inner cell mass; is the inner cell mass B) is the outer protective membrane around the embryo; is the site where an embryo is implanted into the uterus C) projects into the endometrium and helps form the placenta; is a membrane that encircles a developing embryo D) is the site from which primary germ layers develop; is the site from which secondary germ layers develop
Under normal conditions, when _______ pressure becomes greater than _______ pressure, air will flow out of the lungs
a. intra-alveolar, atmospheric b. intra-alveolar, intrapleural c. intrapleural, intra-alveolar d. intrapleural, atmospheric e. atmospheric, intra-alveolar
This muscle originates on the spinous processes of C7 and T1 — T5, and inserts on the medial border of the scapula
A) rhomboids B) levator scapulae C) infraspinatus D) teres minor