AND ANSWERS SURE A+
✔✔If the area of the cerebral hemisphere corresponding to Broca's area is damaged, -
✔✔motor control of the muscles associated with speech is lost.
✔✔Eccrine sweat glands - ✔✔respond primarily to elevated body temperature.
✔✔The intestines are innervated by both the sympathetic and the parasympathetic
divisions of the autonomic nervous system. During a meal, the __________ division
activates digestion and slows heart rate. During exercise, the __________ division
slows digestion and increases heart rate. - ✔✔parasympathetic; sympathetic
✔✔Masses of myelinated nerve fibers appear - ✔✔white
✔✔Blood with excess oxygen causes cyanosis. - ✔✔false
✔✔While examining a sample of muscle tissue under a microscope, you notice that the
cells are multinucleated. They are long, unbranched, striated, and contain a developed
transverse tubule system. Which muscle type does this sample contain? - ✔✔skeletal
muscle
✔✔When K+ and Cl- meet, they will - ✔✔from KCL with an ionic bond
✔✔Myelin - ✔✔consists of layers of lipids and proteins that wrap around an axon.
✔✔The functional unit of muscle contraction is - ✔✔the sarcomere
✔✔The color receptors in the retina are most sensitive to light waves that are - ✔✔red,
green, and blue
, ✔✔The act of closing the fingers to make a fist is an example of what type of joint
movement (at the interphalangeal joints)? - ✔✔flexion
✔✔Cell membranes are described as a fluid mosaic that maintains stability while still
allowing movement. What component maintains most of the flexibility of the membrane?
- ✔✔phospholipid bilayer
✔✔A mutation can cause disease if - ✔✔the DNA sequence changes so that one amino
acid is substituted for another in a way that affects the encoded protein's functioning.
✔✔When the body is placed in the anatomical position, which of the following is not
true? - ✔✔The palms are facing backward.
✔✔Stereoscopic vision results when the - ✔✔images in the eyes are different
✔✔Which of the following is not a function of the hypothalamus? - ✔✔control of postural
reflexes
✔✔During metaphase of mitosis, chromosomes first condense and become visible
when stained and viewed under a microscope. - ✔✔false
✔✔A soldier suffers a brain injury, and becomes unable to speak. The damage is likely
in - ✔✔Broca's area
✔✔Rotation of the forearms so the palms face upward is called pronation. - ✔✔false
✔✔The origin of the term "anatomy" is related to - ✔✔the Greek word for "cutting up."
✔✔The muscle that adducts and flexes the arm is the - ✔✔coracobrachialis
✔✔A motor unit is - ✔✔a motor neuron and all the muscle fibers it innervates
✔✔If a person contracted meningitis (an inflammation of the meninges due to infection),
which specific nervous structures would be inflamed and swollen? - ✔✔The pia mater,
arachnoid mater, and dura mater
✔✔The central nervous system (CNS) consists of - ✔✔brain and spinal cord
✔✔Treatment for a cataract is usually removal of the - ✔✔lens
✔✔The genetic code is - ✔✔the correspondence between a sequence of three DNA
nucleotides and a specific amino acid.