What 6 features of the body is the musculoskeletal system part of?
muscles, tendons, ligaments, bones, joints, cartilage
Muscles can be found between what?
bones
How many skeletal muscles are there?
630
What connects our muscles to the bone?
tendons
What connects bones to bones
ligaments
what are joints
where 2 or more bones meet
Examples of joints
ball and socket, hinge
what are synovial joints
fully movable joints with a pocket of fluid that reduces friction
what do joints allow our bodies to do
move and bend
what is the primary role of the musculoskeletal system
provides support to the body and movement
what does the skeletal system do
framework for body, protection for organs, movement
how many bones are in the human body
206
what would happen if we didn’t have our skeletal system
we would be a pile of mush and wouldn’t be able to move
sperm
male gamete
testosterone
male sex hormone
testes
two small glands that produce testosterone and sperm
scrotum
external reproduction organs
endocrine system
body system of several glands that produce and secrete hormones
eggs
female gametes
ovaries
female sex glands that store ova, or eggs, and produce sex hormones
Fallopian tubes
pair of tubes with finger-like projections that draw in ovum
uterus
hollow, muscular, pear-shaped organ that nourishes and protects fertilized ovum until birth
cervix
opening to uterus
conception
when sperm and egg successfully join together
zygote
completely fertilized egg
embryo
developing human from fertilization through the first 8 weeks of development