List of Child Objects

SELECT 
     name, 
     SCHEMA_NAME(schema_id) AS schema_name, 
     type_desc, 
     type
 FROM 
     sys.objects  
 WHERE 
     parent_object_id = (OBJECT_ID('dbo.tblXXXXX'))   
 ORDER BY 
     name;
 

Object type:

AF = Aggregate function (CLR)

C = CHECK constraint

D = DEFAULT (constraint or stand-alone)

F = FOREIGN KEY constraint

FN = SQL scalar function

FS = Assembly (CLR) scalar-function

FT = Assembly (CLR) table-valued function

IF = SQL inline table-valued function

IT = Internal table

P = SQL Stored Procedure

PC = Assembly (CLR) stored-procedure

PG = Plan guide

PK = PRIMARY KEY constraint

R = Rule (old-style, stand-alone)

RF = Replication-filter-procedure

S = System base table

SN = Synonym

SQ = Service queue

TA = Assembly (CLR) DML trigger

TF = SQL table-valued-function

TR = SQL DML trigger

TT = Table type

U = Table (user-defined)

UQ = UNIQUE constraint

V = View

X = Extended stored procedure

Sources:

https://docs.microsoft.com/en-us/sql/relational-databases/system-catalog-views/sys-all-objects-transact-sql?view=sql-server-2017