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What is thyroid gland
releases thyroxin
Increases metabolic rate
Blood control controlled levels by negative feedback
Initiates pituitary from releasing TSH
What is negative feedback
Form of regulation where accumulative of end product of a process, slows the process
What is the pituitary gland
“master” of the endocrine gland releases, many hormones, some influence other endocrine glands
Growth hormone GH
Thyroid stimulation hormone
What does pancreas do
releases insulin to lower blood sugar
Releases glucagon(holds glucose) to raise blood sugar
How do unicellular organisms reproduce
By binary fusion
What is sexual reproduction
Present or absent organs
Different sexes or hermaphroditic
2ndary characteristics not directly involved but evolved due to separate sexes
Female parts
Ovary to oviduct to uterus(endometrium/cervix) to vagina
Male parts
Teste to semifenderfence tubules (diff types of sperm) to scrotum to epididymis to vas deferns to urethra to penis
What is the reproductive system of Poridera
Asexual/sexual reproduction
internal
hermaphrodites
What is the reproductive system of Cnideria
asexual/sexual reproduction
External
hermaphrodites
What are hermaphrodites
An organism that possesses both female and male reproductive organs
allowing them to function as either female or male or self fertilize
What is the reproductive system of Platyhelminthes
Sexual
External
Hermaphrodite
What is the reproductive system of Mollusca
Sexual
External
Separate
What is the reproductive system of Annelida
Sexual
Internal
Hermaphrodite
What is the reproductive system of Nematoda
Sexual
Internal
Separate
What is the reproductive system of Arthropoda
Sexual
internal
Separate (most bugs)
What is the reproductive system of Echinodermata
Asexual/sexual reproduction
External
Separate
What is the reproductive system of Chrodata
Sexual
Internal
Separate