Biology

Ligament

osteoclasts

a blood cell production (I guess the marrow is considered distinct from the skeleton)

a sacrum

d sarcomeres

oxygen diffuses into the blood and carbon dioxide diffuses into the alveoli

isometric contraction

antidiuretic hormone

albumin

b thrombin

capillaries

left atrium

troponin

diffusion

larynx

melanin

bradycardia

women

diaphragm

artery

spongy bone or epiphysis

Blood is a transportation mechanism, moving gas, waste and nutrients throughout the body. Some are dissolved in blood, but oxygen is transported by the erythrocytes. Blood is a regulator, for example helping to regulate the body's pH and water balance. Blood is also a protector. Some blood cells (leukocytes) attack invading cancer cells, for example, and other pathogens. Blood also clots, which helps to protect the body against blood loss. Platelets are an…...
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