KEY
1. Cytology
1
E
11
C
21
E
31
B
2
D
12
E
22
E
32
B
3
B
13
C
23
A
33
A
4
C
14
A
24
B
34
E
5
B
15
B
25
E
35
C
6
A
16
D
26
E
36
D
7
C
17
C
27
E
37
E
8
E
18
B
28
A
38
D
9
C
19
A
29
E
10
A
20
D
30
C
2. Epithelial tissue
1
D
7
C
13
A
19
A
2
B
8
A
14
A
20
D
3
B
9
D
15
E
21
B
4
A
10
C
16
C
22
A
5
C
11
A
17
B
6
E
12
E
18
A
3. Blood
1
D
7
E
13
E
19
B
2
A
8
C
14
B
20
C
3
D
9
D
15
C
21
B
4
D
10
B
16
D
22
A
5
B
11
E
17
D
23
B
6
A
12
A
18
B
24
B
4. Connective tissue
1
A
7
B
13
A
19
A
2
B
8
E
14
E
20
A
3
C
9
C
15
A
21
A
4
E
10
D
16
E
22
B
5
D
11
B
17
E
23
C
6
A
12
C
18
E
24
A
5. Cartilage and Bone
1
D
8
A
15
E
22
A
2
B
9
E
16
E
23
B
3
D
10
C
17
D
24
E
4
C
11
D
18
A
25
B
5
E
12
B
19
E
26
D
6
A
13
A
20
A
27
E
7
D
14
E
21
B
28
E
6. Muscle tissue
1
E
8
D
15
E
22
E
2
B
9
C
16
E
23
A
3
A
10
E
17
C
24
A