muscular tubeconnecting the throat with stomach
The trachea is a tube and the passage of air.
It connects the pharynx and larynx to the lungs.
The lungs are a pair of organs located on either side of the chest.
The trachea conducts into the lungs its tubular branches, called bronchi.
The bronchi divide into smaller branches, or bronchioles.
The bronchioles eventually end in tiny air saca called alveoli.
In the alveoli, oxygen from the air is absorbed into the blood.
Carbon dioxide is got rid of here.
The heart is a muscular organ.
It pumps blood through the blood vessels.
The stomach is a muscular organ and receives food from the esophagus.
This organ’s main job is to filtter the blood coming from the digestive tract.
It also detoxifies chemicals and metabolizes drugs.
The pancreas locates behind the stomach.
The pancreas is a gland, having both an endocrine and a digestive exocrine function.
The kidneys are two bean-shaped organs.
Each kidney is attached to a ureter.
This organ’s main function is excreting waste products produced by metabolism into the urine.
The ureters are tubes made of smoothmuscle fibers.
Urinary go through this tube from the kidneys to bladder.
The urinary bladder is a hollow muscular organ.
This organ holds urine before disposal.
The urethra is a tube that connects the bladder to the urinary meatus.
The small intestine exists between the stomach and large intestine.
This organ’s main function are, mostly, digestion and absorption.
The large intestine is the last part of the digestive system.
Main function is absorbing water.
The penis is a male intromittent organ.
The testis is the male reproductive gland.
The vagina is the female genital tract.
The ovary is the female reproductive gland.
blood vessels 血管
hollow muscle 中空筋肉
smooth muscle 平滑筋
intromittent organ 脊椎動物の交尾器官