Unit 6 - Human Systems Flashcards
appendicular skeleton
bones that make up the “appendages” (arms & legs) and the bones that support the arms & legs (shoulder and pelvis)
axial skeleton
bones that make up the head and neck and core (ribs, sternum, cranium)
smooth muscle
involuntary muscle that lines the organs
cardiac muscle
involuntary muscle that makes up the heart
skeletal muscle
voluntary muscle that is attached to the bones
tendon
connects bone to muscle
ligament
connects bone to bone
systemic circulation
blood is pumped throughout the body
pulmonary circulation
blood pumped from heart to lungs
dorsal
toward the back of an organism; used in dissection
anterior
towards the head of the an organism
posterior
towards the bottom/rear of an organism
ventral
towards the abdomen/stomach of an organism
peristalsis
involuntary muscle contractions that move food through the digestive system
endocrine gland
gland that releases substances/hormones directly into the bloodstream
exocrine gland
gland that releases substances/hormones through ducts to the organs
gallbladder
organ near the liver that stores bile
vaccination
injection of a weakened or dead virus to stimulate the immune system