chapter 4-7

the windpipe; the main trunk for air passing to and from the lungs

the position in which the body is supine with the head lower than the feet

the muscle in the back of the upper arm

the inner bone of the forearm, on the side opposite the thumb

one of the major arteries of the forearm; it can be palpated at the wrist on the ulnar side (at the base of the fifth finger)

a small, hollow tube that carries urine from the kidneys to the bladder

the canal that conveys urine from the bladder to outside the body

a sac behind the pubic symphysis made of smooth muscle that collects and stores urine

the organs that control the discharge of certain waste materials filtered from the blood and excreted as urine

a muscular distensible tube that connects the uterus with the vulva (the external female genitalia); also called the birth canal

the spermatic duct of the testicles; also called vas deferens

the anterior surface of the body

lower chamber of the heart

the 33 bones that make up the spinal column

muscle that is under direct voluntary control of the brain and can be contracted or relaxed at will; skeletal, or striated muscle

blood cells that play a role in the body's immune defense mechanisms against infection; also called leukocytes

the narrow, cartilaginous lower tip of the sternum

the quadrangular bones of the cheek, articulating with the frontal bone, the maxillae, the zygomatic processes of the temporal bone, and the great wings of the sphenoid bone