Anatomy
I learned it on Schoolhouse Rock
Golf
"Chain"
Altered States (Anagrams)
100

The layers of the skin are the epi-this, the this, and the hypo-this

What is epidermis?

100

"Rubbin' a comb with wool or fur... strokin' a cat to make it purr, you're building up" this

What is static electricity?

100

Term for the No. 1 wood, or the person using it

What is driver?

100

The U.S. Post Office said that "send-a-dime" these, a craze in 1935, violated federal lottery laws

What is Chain Letters/ Chain Mail?

100

OLD FAIR

What is Florida?

200

The uvea, the eye's middle layer, includes this contractile diaphragm, the colored part of the eye

What is the iris?

200

"You mean even if the whole Congress says you should be a law, the president can still say no?"; "Yes, that's called" this; go Bill go!

What is a veto?

200

It's the 3-letter position of the ball & may be "good" or "bad" depending on the height of the grass 

What is lie?

200

In the military, orders go down this; requests go up

What is the chain of command?
200

A FRAIL ICON

What is California?

300

The capitulum is a rounded protuberance in this arm joint, nudge nudge

What is the elbow?
300

These parts of speech
"(Hey!) show excitement! (Yow!) or emotion! (Ouch!)"

What are interjections?

300

Sand & pitching are common varieties of these irons used to loft short shots

What is wedge?

300

This protective medieval stuff was made of interlinked rings of iron

What is chain mail?
300

SUMO IRIS

What is Missouri?
400

The gastrocnemius and soleus, 2 muscles of the calf, act like a lever system with this largest tendon to lift or lower the heel 

What is the Achilles tendon?

400

This begins--& sadly, I can't sing it--"We the people, in order to form a more perfect Union, establish justice"

What is the preamble?

400

A rare old gold coin, or an even rarer 3 under par on a single hole

What is double eagle?
400

this.com calls itself "the world's leading crypto finance house"

What is blockchain?

400

SAW NOTHING

What is Washington?

500

Familiar to pitchers, the group of muscles called this includes the subscapularis muscle

What is the rotator cuff?

500

This man "made a deal with Napoleon: how'd you like to sell a mile or 2 (or 3, or a hundred, or a thousand)"?

Who is Thomas Jefferson?

500

The closely mowed ring of grass around a putting green is called an apron or this out-there name

What is fringe?

500

In law, prosecutors work to establish this, the trail of possession & handling of a piece of evidence

What is chain of custody?

500

EAR BANKS

What is Nebraska?