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|
|
6
|
divided into three main parts: the medulla oblongata, the cerebellum, and the cerebrum
|
|
7
|
connective tissue that attaches muscle to bone
|
|
11
|
consists of the brain and the spinal cord
|
|
12
|
which consists of blood, the heart, and blood vessels, is respon- sible for transporting nutrients and oxygen to cells and for carrying metabolic wastes away from cells
|
|
13
|
acidic substance that breaks proteins down into shorter chains of amino acids.
|
|
15
|
vessels that take blood from capillaries and join to form a vein
|
|
18
|
controls activities that are not con - sciously controlled, such as functions of the heart, stomach, intestines, and bladder
|
|
20
|
the duodenum, the jejunum, and the ileum.
|
|
23
|
is a muscular organ that stores food and moves it to the small intestine.
|
|
24
|
tores indigestible food, forms feces, and absorbs water
|
|
26
|
chamber of the heart that receives blood
|
|
27
|
consists mostly of fat and thus serves as an energy reserve
|
|
28
|
secrete oily substances that lubricate the hair and skin
|
|
29
|
microscopic blood vessels with walls formed of one layer of simple squamous cells. Exchange with tissue fluid takes place in capillaries
|
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31
|
a short, muscular structure that serves as a passage for food and ai
|
|
33
|
secrete saliva to moisten food so it can be swallowed. Saliva also begins the breakdown of simple carbohydrates.
|
|
34
|
thick and sturdy layer of dense connective tissue beneath the epidermis
|
|
35
|
a hormone secreted by the thyroid gland, influences body weight and lean tissue growth
|
|
38
|
controls reflex actions, such as breathing, swallowing, coughing, and blinking of eyelids
|
|
42
|
second segment of the small intestine
|
|
|
|
|
|
|
1
|
chamber of the heart that pumps blood into arteries
|
|
2
|
outer layer of epithelial cells.
|
|
3
|
mall arteries whose constriction and dilation are con - trolled by the nervous system to regulate blood pressure
|
|
4
|
organ that unites the fetus to the uterus, secretes relaxin to relax pel - vic ligaments during parturition. Parturition is the birthing process
|
|
5
|
carry blood away from the heart
|
|
8
|
four- chambered hollow muscle used to pump blood
|
|
9
|
nerve structures beyond the brain and spinal cord
|
|
10
|
part of the brain that regulates balance and movement through impulses received from the eyes, ears, muscles, joints, and skin
|
|
14
|
lowers blood sugar
|
|
16
|
first segment of the small intestine
|
|
17
|
series of wavelike, involuntary smooth-muscle contractions
|
|
19
|
major line through which impulses or messages are transmitted between the brain and various body parts
|
|
21
|
transports urine from to the urinary bladder to outside the body
|
|
22
|
passageways that branch off from the trachea and go into the lungs
|
|
25
|
transport blood toward the hear
|
|
29
|
largest and most active part of the brain
|
|
30
|
major site of blood cell and platelet formation
|
|
32
|
fibrous protein used to make horns, hooves, nails, hair (which covers the skin of all mammals), feathers, and the outer sheath of beaks and claws
|
|
36
|
chemical messengers that exert specific influence on organs and other body tissues
|
|
37
|
third segment of the small intestine and is where most nutrient absorption occurs.
|
|
39
|
are thick-walled, muscular tubes that connect the kidneys to the urinary bladder
|
|
40
|
short tube that connects the pharynx and the trachea
|
|
41
|
raises blood sugar
|
|
|
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